US Patent: 850,760
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| Wrench
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Patentee:
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| Cassius M.C. Kirk (exact or similar names) - Nahcotta, WA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 29, 1907 |
| Granted: |
Apr. 16, 1907 |
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Patent Pictures:
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Cassius M. C. Kirk patent April 16, 1907 |
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Stan Schulz
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Description: |
| This is a combination quick and screw-adjust design. The screw adjuster extends out the back end of the handle. It engages teeth cut on the main shank when the two shank sections are placed together. The two shanks are latched together for the screw adjustment. The patent includes the pipe jaw with a "fill-in" nut wrench plate. |
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